نتایج جستجو برای: preterm labour
تعداد نتایج: 65239 فیلتر نتایج به سال:
Background and aim: Horseshoe placenta is a variant of ring-shaped placenta. Ring-shaped placenta is a rare anomaly seen in fewer than 1 in 6000 deliveries, which could be seen as horseshoe shape due to atrophy in a portion of the ring. This report refers to a possible relationship between the horseshoe shape placenta and preterm labor; although it has not been yet validated in the literature. ...
To investigate labour-associated changes in production of activin and related hormones by gestational tissues we prepared extracts from amnion, choriodecidual and placental tissues delivered at term before labour (TNL; n=15), at term after spontaneous labour (TSL; n=15) or preterm (PTD; n=31) and measured concentrations of inhibin A, activin A and follistatin by ELISA. Activin concentrations in...
Preterm birth remains one of the leading causes of neonatal death. Inflammation and maternal infection are two of the leading aetiological factors for preterm birth. Labour is associated with increased production of proinflammatory cytokines, chemokines and prolabour mediators in human gestational tissues. In non-gestational tissues, synthesis of proinflammatory and prolabour mediators is regul...
There have been major advances in the care of preterm infants. Reduction in mortality among very low birth weight infants has lead to a rise in the number of survivors with severe handicaps. The understanding of preterm labour has evolved, leading to a significant change in the management of preterm labour. Despite this, infection still remains a major cause of preterm delivery. In our review w...
OBJECTIVE the aim of the study was to ascertain the attitudes of Swedish midwives towards management of very preterm labour and birth and to compare the attitudes of midwives at university hospitals with those at general hospitals. DESIGN this cross-sectional descriptive and comparative study used an anonymous self-administrated questionnaire for data collection. Descriptive and analytic stat...
A retrospective study was undertaken of all preterm babies born in BMH Rinteln between 1980-88 weighing less than 2500g. The total proportion of low birth weight babies was 7% and 58% of these were preterm (454 babies). Sixty per cent of women presented after the spontaneous rupture of membranes or in established labour. Conservative management of ruptured membranes, whilst not leading to life-...
A retrospective study was undertaken of all preterm babies born in BMH Rinteln between 1980-88 weighing less than 2500g. The total proportion of low birth weight babies was 7% and 58% of these were preterm (454 babies). Sixty per cent of women presented after the spontaneous rupture of membranes or in established labour. Conservative management of ruptured membranes, whilst not leading to life-...
A retrospective cohort study was performed in a tertiary centre to determine if teenage nulliparas (aged alpha19 years, study group) had higher incidences of instrumental and Caesarean deliveries compared with nulliparas aged 20-34 years (control group) selected from the first women in the birth registry who delivered after each study case and satisfying the criteria for controls. The hospital ...
Hypnosis may play an important role in reducing preterm labour for patients who have higher levels of psychosocial stress. This study examines the rate of late-preterm birth in a hypnosis group (directed to all women) and a historical control group. From July 2007 all women (n = 64), who were in their 28 to 34 weeks’ gestation, were offered self-hypnosis training using the hypnorefl exogenous p...
We have examined the expression of prostaglandin endoperoxide H synthase (PGHS) isoenzymes in the amnion and the decidua during gestation, and the abundance of PGHS mRNA in the amnion at idiopathic preterm labour. PGHS-1 and -2 mRNA abundance in the amnion, determined with ribonuclease protection assays, was significantly (P< 0.05) higher at term than earlier during pregnancy. In contrast, neit...
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